Finding the Fourth Proportional to 16,553.08, 22,842.06 and 9,479.32

Step by Step Solution

1. Step 1: Write the proportion equation
   16,553.08 : 22,842.06 = 9,479.32 : x
2. Step 2: Convert to fraction form
   16,553.08/22,842.06 = 9,479.32/x
3. Step 3: Cross multiply
   16,553.08x = 22,842.06 × 9,479.32
4. Step 4: Simplify right side
   16,553.08x = 216,527,196.20
5. Step 5: Solve for x
   x = 216,527,196.20/16,553.08
6. Step 6: Final answer
   x = 13,080.78